Can someone help me and answer QUICKLY

When reading a textbook blank. a) it’s safe to assume that the ingot is not biased b) you should watch for fallacies in information and author bias c) you should fact check everything you read d) it is understood that academic sources are not biased

Under which condition below would u expect a coarse-grained intrusive rock like diorite to form?

How did geography influence the settlement of early africa.